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Finding the Fourth Proportional to 19,676.52, 29,516.54 and 6,529.01

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Solution

The fourth proportional to 19,676.52, 29,516.54 and 6,529.01 is: 9,794.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.52 : 29,516.54 = 6,529.01 : x
  2. Step 2: Convert to fraction form
    19,676.52/29,516.54 = 6,529.01/x
  3. Step 3: Cross multiply
    19,676.52x = 29,516.54 × 6,529.01
  4. Step 4: Simplify right side
    19,676.52x = 192,713,604.60
  5. Step 5: Solve for x
    x = 192,713,604.60/19,676.52
  6. Step 6: Final answer
    x = 9,794.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.